The 9-hole The Creekside Golf Course at Rossmoor Golf Club in Walnut Creek, CA is a private golf course that opened in 1965. Designed by Desmond Muirhead, The Creekside Golf Course at Rossmoor Golf Club measures 2885 yards from the longest tees and has a slope rating of 115 and a 33.7 USGA rating. The course features 4 sets of tees for different skill levels. Greens and fairways are blue grass.